Lenovo ThinkPad Edge E440 User Manual page 130

Table 5. Security menu items (continued)
Menu item
Security Chip
UEFI BIOS Update Option
114
User Guide
Submenu item
Security Chip
Security Reporting Options
Clear Security Chip
Physical Presence for
Provisioning
Physical Presence for Clear
Flash BIOS Updating by
End-Users
Secure RollBack Prevention
Selection
• Active
• Inactive
• Disabled
• Disabled
• Enabled
• Enter
• Disabled
• Enabled
• Disabled
• Enabled
• Disabled
• Enabled
• Disabled
• Enabled
Comments
If you select Active, the
security chip is functional.
If you select Inactive, the
Security Chip option is
visible, but the security
chip is not functional. If
you select Disabled, the
Security Chip option is
hidden and the security
chip is not functional.
Enable or disable the
following Security
Reporting Options:
• CMOS Reporting:
CMOS data
• NVRAM Reporting:
NVRAM data
• SMBIOS Reporting:
SMBIOS data
Clear the encryption key.
Note: This item is displayed
only if you have selected
Active for the Security
Chip option.
This option enables or
disables the confirmation
message when you change
the settings of the security
chip.
This option enables or
disables the confirmation
message when you clear
the security chip.
If you select Enabled,
all users can update the
UEFI BIOS. If you select
Disabled, only the person
who knows the supervisor
password can update the
UEFI BIOS.
If you select Disabled, you
can flash the older version
UEFI BIOS.